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  Partner: UNT Libraries Government Documents Department
 Resource Type: Patent
 Decade: 1890-1899
Account-Book.

Account-Book.

Date: May 26, 1891
Creator: Huck, Henry J., Jr.
Description: Patent for improvement in account-books by “dispensing a multiplicity of books in keeping accounts and to devise means for combining in one book and upon a single page thereof the features of the ledger, day-book, bill-book and bills-receivable book, said page to be so provided with perforation as to admit of the detachment of certain parts, leaving intake theat part of the page that is intended for permanent record.” (Lines 13-22) Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene Gas Generator

Acetylene Gas Generator

Date: September 7, 1897
Creator: Taylor, George
Description: Patent for improving acetylene gas generator designs with the use of an added specification in the form of a new apparatus. Illustrations and instructions are included.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene - Gas Generator

Acetylene - Gas Generator

Date: July 5, 1898
Creator: Lewis, Thomas E.
Description: Patent for certain new and useful improvements in gas generating apparatus, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene Gas Generator.

Acetylene Gas Generator.

Date: February 15, 1898
Creator: Dederick, Zadoc P.
Description: Patent for a new and useful improvements in apparatus for generating acetylene gas. This design is to "provide with few applicances a simple and compact apparatus requiring little attention for generating acetylene gas for light, heat, and power purposes" (line 11 - 14).
Contributing Partner: UNT Libraries Government Documents Department
Acetylene-Gas Generator.

Acetylene-Gas Generator.

Date: May 30, 1899
Creator: Camp, Charles M.
Description: Patent for a new and useful acetylene gas generator, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene-Gas Generator.

Acetylene-Gas Generator.

Date: July 18, 1899
Creator: Eldridge, Hilliary & Blum, Sylvain
Description: Patent for a new and useful acetylene gas generator, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene-Gas Generator.

Acetylene-Gas Generator.

Date: July 25, 1899
Creator: Bateman, Talbot O.
Description: Patent for certain new and useful improvements in acetylene gas generators, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene-Gas Generator.

Acetylene-Gas Generator.

Date: August 1, 1899
Creator: Henderson, Thomas & Stapp, William A.
Description: Patent for certain new and useful improvements in acetylene gas machines, including instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Acetylene Gas Machine

Acetylene Gas Machine

Date: December 14, 1897
Creator: Bryant, Henry
Description: Patent for a new and useful improvement in gas-machines.
Contributing Partner: UNT Libraries Government Documents Department
Adding-Machine.

Adding-Machine.

Date: May 12, 1891
Creator: Wright, Joseph W.
Description: Patent for am adding machine by using two disks, one a units-disk with pins in multiples of ten, one a tens-disk, is an annular disk with pin surrounding the units disk, an outwardly spring-pressed holder having a beveled outer end frictionally engaging the pins of the tens-disk and a carrier having oppositely-beveled ends engaged a supplemental pin and one pin on the tens-disks, teeth in the adjacent faces of the holder and carrier, and an idle-gear between them to enable the adding operation. (Lines 50-62) Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
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